Update ROKS toolkit image policies

Author: Smitha Subbarao

assets/cluster-version-operator/cluster-version-operator-deployment.yaml

@@ -54,7 +54,7 @@ spec:
       containers:
         - name: cluster-version-operator
           image: {{ .ReleaseImage }}
-          imagePullPolicy: Always
+          imagePullPolicy: IfNotPresent
 {{- if .ClusterVersionOperatorSecurityContext }}
 {{- $securityContext := .ClusterVersionOperatorSecurityContext }}
           securityContext:
@@ -107,7 +107,7 @@ spec:
           securityContext:
             runAsUser: {{ $securityContext.RunAsUser }}
 {{- end }}
-          imagePullPolicy: Always
+          imagePullPolicy: IfNotPresent
           command:
             - "metrics-pusher"
           args:

assets/kube-apiserver/kube-apiserver-deployment.yaml

@@ -318,7 +318,7 @@ spec:
           runAsUser: {{ $securityContext.RunAsUser }}
 {{- end }}
         image: {{ .ROKSMetricsImage }}
-        imagePullPolicy: Always
+        imagePullPolicy: IfNotPresent
         command:
           - "metrics-pusher"
         args:

assets/roks-metrics/roks-metrics-deployment.yaml

@@ -35,7 +35,7 @@ spec:
           runAsNonRoot: {{ $securityContext.RunAsNonRoot }}
 {{- end }}
         image: {{ .ROKSMetricsImage }}
-        imagePullPolicy: Always
+        imagePullPolicy: IfNotPresent
         args:
         - "--alsologtostderr"
         - "--v=3"

assets/roks-metrics/roks-metrics-push-gateway-deployment.yaml

@@ -36,7 +36,7 @@ spec:
           runAsNonRoot: {{ $securityContext.RunAsNonRoot }}
 {{- end }}
         image: {{ .ROKSMetricsImage }}
-        imagePullPolicy: Always
+        imagePullPolicy: IfNotPresent
         command:
         - pushgateway
         ports: